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14247933 = 373971709
BaseRepresentation
bin110110010110…
…011111111101
3222210212111020
4312112133331
512121413213
61225214353
7232051110
oct66263775
928725436
1014247933
118051757
1249313b9
132c4b23b
141c6c577
1513b6923
hexd967fd

14247933 has 16 divisors (see below), whose sum is σ = 21778560. Its totient is φ = 8116416.

The previous prime is 14247901. The next prime is 14247943. The reversal of 14247933 is 33974241.

It is not a de Polignac number, because 14247933 - 25 = 14247901 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 14247894 and 14247903.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14247943) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7483 + ... + 9191.

It is an arithmetic number, because the mean of its divisors is an integer number (1361160).

Almost surely, 214247933 is an apocalyptic number.

It is an amenable number.

14247933 is a deficient number, since it is larger than the sum of its proper divisors (7530627).

14247933 is a wasteful number, since it uses less digits than its factorization.

14247933 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2116.

The product of its digits is 18144, while the sum is 33.

The square root of 14247933 is about 3774.6434268683. The cubic root of 14247933 is about 242.4286565202.

The spelling of 14247933 in words is "fourteen million, two hundred forty-seven thousand, nine hundred thirty-three".

Divisors: 1 3 7 21 397 1191 1709 2779 5127 8337 11963 35889 678473 2035419 4749311 14247933